Release Notes: This version brings SIP/TCP and SIP/TLS as network protocols. It adds the G722 audio codec and the VP8 video codec. Users can also create audio conferences and choose SRTP as the media encryption method.
Release Notes: This version improves Mac OS X integration with desktop menus, better sound system handling, and binary bundle generation for ease of installation. It also improves memory usage and fixes a few SIP bugs.
Release Notes: The most visible improvement in this version is support for multiple simultaneous calls, with ability to pause, resume, and transfer them. Echo cancellation has been improved.
Release Notes: This version brings a reworked interface with tabs and new icons. Enhancements have been made to several features: NAT traversal, presence, and video display layout. New codecs have been added: speex ultra-wideband and AMR. This release has been ported to iPhoneOS and Android.